Schmitt, Michael N.
Essays on law and war at the fault lines
T.M.C. Asser Press, 2012
 eBooks
Seton-Watson, Hugh
The East European revolution
Methuen , 1950
 Buku Teks
Developments in East European politics
edited by Stephen White, Judy Batt and Paul G. Lewiss
Macmillan, 1993
 Buku Teks SO
The Soviet-East European Relationship in the Gorbachev Era
Westview Press , 1990
 Buku Teks
European directory of South-east Asian studies
compiled and edited by Kees van Dijk and Jolanda Leemburg-den Hollander
KITLV Press, 1998
 Buku Referensi